alliteration – repeated initial consonant sounds in multiple words. assonance – repeated vowel sounds in multiple words. consonance – repeated consonant sounds in multiple words.
Assonance is a type of repetition that is similar to alliteration but uses a vowel sound rather than a consonant. Alliteration is more staccato and can be utilized for harsher emphasis. Using assonance will give a phrase more of a sing-songy, uplifting melody.
Alliteration is the repetition of initial consonant sounds in two or more words.
It's a literary device often used in poetry or prose to create a rhythmic effect.
Alliteration can also be used to add emphasis or create a mood.
Consonance is a figure of speech in which a word or group of words repeatedly make the same consonant sound. Consonance may be seen in the sentence
When sounds, not letters, repeat, consonance arises.
Dylan Thomas’ Do Not Go Gentle into the Good Night uses assonance and alliteration in tandem:
Grave men, near death, who see with blinding sight
Blind eyes could blaze like meteors and be gay,
Rage, rage against the dying of the light.